#!/usr/bin/env python
# -*- coding: utf-8 -*-
# This file is part of Beremiz.
# See COPYING file for copyrights details.

from .XSLTModelQuery import XSLTModelQuery


class InstancesPathCollector(XSLTModelQuery):
    """object for collecting instances path list"""

    def __init__(self, controller):
        """
        Args:
            controller:
        """
        self.Instances = []
        XSLTModelQuery.__init__(self,
                                controller,
                                "instances_path.xslt",
                                [("AddInstance", self.AddInstance)])

    def AddInstance(self, context, *args):
        """
        Args:
            context:
            *args:
        """
        self.Instances.append(args[0][0])

    def Collect(self, root, name, debug):
        """
        Args:
            root:
            name:
            debug:
        """
        self._process_xslt(root, debug, instance_type=name)
        res = self.Instances
        self.Instances = []
        return res
